CVE-2025-43794: Stored cross-site scripting (XSS) vulnerability in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupport

Q: How do I fix CVE-2025-43794?

digital experience platform: upgrade to 7.3, 2023.q3.5; liferay portal: upgrade to 7.4.3.112. Exact commands for each OS are on this page.

Q: Is CVE-2025-43794 being exploited?

CVE-2025-43794 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-43794 affect?

CVE-2025-43794 affects digital experience platform, liferay portal. Severity is medium (CVSS 4.8). Stored cross-site scripting (XSS) vulnerability in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0, 2023.Q3.1 through 2023.Q3.4, 7.4 GA through update 92, 7.3 GA through update 35, and older

Q: How urgent is CVE-2025-43794?

Priority 20/100. No elevated risk signals yet.

Routine

MEDIUM 4.8UPGRADEUPGRADE

CVE-2025-43794 is a medium-severity flaw (CVSS 4.8) affecting digital experience platform, liferay portal. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stored cross-site scripting (XSS) vulnerability in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0, 2023.Q3.1 through 2023.Q3.4, 7.4 GA through update 92, 7.3 GA through update 35, and older unsupported versions allows remote authenticated attackers with the instance administrator role to inject arbitrary web script or HTML into all pages via a crafted payload injected into the Instance Configurat

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-09-15
Last modified	2026-10-18

Publisher (CNA): Liferay Inc. · Vendor: liferay

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-09-15 12:15 UTCPublished CVE record published
2026-10-18 21:10 UTCUpdated Record last modified

liferay digital experience platform UPGRADE

Affected: < 7.3 · >= 2023.q3.1 and < 2023.q3.5 · 7.3 · 7.3 fix_pack_1 · 7.3 fix_pack_2 · 7.3 service_pack_1 · 7.3 service_pack_2 · 7.3 service_pack_3

Fixed in: 7.3, 2023.q3.5

Safe to downgrade to: a release before 7.3

1. Check installed version

apt-cache policy digital-experience-platform || rpm -q digital-experience-platform || digital-experience-platform --version

2. UPGRADE to 7.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade digital-experience-platform

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade digital-experience-platform

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 7.3 (Debian / Ubuntu)

apt-cache madison digital-experience-platform sudo apt install digital-experience-platform=<VERSION_BEFORE_7.3> sudo apt-mark hold digital-experience-platform

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list digital-experience-platform sudo dnf downgrade digital-experience-platform-<VERSION_BEFORE_7.3> sudo dnf versionlock add digital-experience-platform

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

liferay liferay portal UPGRADE

Affected: < 7.4.3.112

Fixed in: 7.4.3.112

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy liferay-portal || rpm -q liferay-portal || liferay-portal --version

2. UPGRADE to 7.4.3.112 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade liferay-portal

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade liferay-portal

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-43794?

digital experience platform: upgrade to 7.3, 2023.q3.5; liferay portal: upgrade to 7.4.3.112. Exact commands for each OS are on this page.

Is CVE-2025-43794 being exploited?

CVE-2025-43794 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-43794 affect?

CVE-2025-43794 affects digital experience platform, liferay portal. Severity is medium (CVSS 4.8). Stored cross-site scripting (XSS) vulnerability in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0, 2023.Q3.1 through 2023.Q3.4, 7.4 GA through update 92, 7.3 GA through update 35, and older

How urgent is CVE-2025-43794?

Priority 20/100. No elevated risk signals yet.

Software pages

Liferay vulnerabilities

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References

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